Although he is not able to get the boys to vote Ralph out of office as chief jack manages to overthrow Ralphs authority anyway How?

Answer 1

Jack creates a tribe of his own and invites everyone to join him for a feast. When everyone sees that he has meat and lots of food, they prefer him to Ralph so they leave Ralph and join Jack's clan

Answer 2

During the meeting as Jack tries to overthrow Ralph by voting him out, he fails as no one else wants that at the time. However he succeeds eventually as most of the hunters and some other leave Ralph’s group to reunite with Jack. Hence creating a new so called “tribe.” Jack pulls in more boys to his group as he promises to protect them from the beast, provide them with meat and also for them to have fun.

Answer 3

they make a banana sandwhich and eat it while watching scooby doo